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- /***
- *strstrea.h - definitions/declarations for strstreambuf, strstream
- *
- * Copyright (c) 1991-1997, Microsoft Corporation. All rights reserved.
- *
- *Purpose:
- * This file defines the classes, values, macros, and functions
- * used by the strstream and strstreambuf classes.
- * [AT&T C++]
- *
- * [Public]
- *
- ****/
-
- #if _MSC_VER > 1000
- #pragma once
- #endif
-
- #ifdef __cplusplus
-
- #ifndef _INC_STRSTREAM
- #define _INC_STRSTREAM
-
- #if !defined(_WIN32) && !defined(_MAC)
- #error ERROR: Only Mac or Win32 targets supported!
- #endif
-
-
- #ifdef _MSC_VER
-
- // Currently, all MS C compilers for Win32 platforms default to 8 byte
- // alignment.
- #pragma pack(push,8)
-
- #endif // _MSC_VER
-
- /* Define _CRTIMP */
-
- #ifndef _CRTIMP
- #ifdef _DLL
- #define _CRTIMP __declspec(dllimport)
- #else /* ndef _DLL */
- #define _CRTIMP
- #endif /* _DLL */
- #endif /* _CRTIMP */
-
-
- #include <useoldio.h>
- #include <iostream.h>
-
- #ifdef _MSC_VER
- #pragma warning(disable:4514) // disable unwanted /W4 warning
- // #pragma warning(default:4514) // use this to reenable, if necessary
- #endif // _MSC_VER
-
- class _CRTIMP strstreambuf : public streambuf {
- public:
- strstreambuf();
- strstreambuf(int);
- strstreambuf(char *, int, char * = 0);
- strstreambuf(unsigned char *, int, unsigned char * = 0);
- strstreambuf(signed char *, int, signed char * = 0);
- strstreambuf(void * (*a)(long), void (*f) (void *));
- ~strstreambuf();
-
- void freeze(int =1);
- char * str();
-
- virtual int overflow(int);
- virtual int underflow();
- virtual streambuf* setbuf(char *, int);
- virtual streampos seekoff(streamoff, ios::seek_dir, int);
- virtual int sync(); // not in spec.
-
- protected:
- virtual int doallocate();
- private:
- int x_dynamic;
- int x_bufmin;
- int _fAlloc;
- int x_static;
- void * (* x_alloc)(long);
- void (* x_free)(void *);
- };
-
- class _CRTIMP istrstream : public istream {
- public:
- istrstream(char *);
- istrstream(char *, int);
- ~istrstream();
-
- inline strstreambuf* rdbuf() const { return (strstreambuf*) ios::rdbuf(); }
- inline char * str() { return rdbuf()->str(); }
- };
-
- class _CRTIMP ostrstream : public ostream {
- public:
- ostrstream();
- ostrstream(char *, int, int = ios::out);
- ~ostrstream();
-
- inline int pcount() const { return rdbuf()->out_waiting(); }
- inline strstreambuf* rdbuf() const { return (strstreambuf*) ios::rdbuf(); }
- inline char * str() { return rdbuf()->str(); }
- };
-
- class _CRTIMP strstream : public iostream { // strstreambase ???
- public:
- strstream();
- strstream(char *, int, int);
- ~strstream();
-
- inline int pcount() const { return rdbuf()->out_waiting(); } // not in spec.
- inline strstreambuf* rdbuf() const { return (strstreambuf*) ostream::rdbuf(); }
- inline char * str() { return rdbuf()->str(); }
- };
-
- #ifdef _MSC_VER
- // Restore previous packing
- #pragma pack(pop)
- #endif // _MSC_VER
-
- #endif // _INC_STRSTREAM
-
- #endif /* __cplusplus */
-